{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-23-066396","form_type":"8-K","ticker":"GERN","cik":"0000886744","company_name":"GERON CORP","filed_at":"2023-11-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:32.261318+00:00","generated_at":"2026-06-07T21:16:26.768401+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Geron appoints Gaurav Aggarwal, M.D. to its Board of Directors","bullets":["Dr. Aggarwal appointed as Class III director effective Nov. 26, 2023; term expires at 2026 annual meeting.","Board determined Aggarwal independent under Nasdaq rules; he brings 20+ years life sciences investing experience.","Received initial option for 200,000 shares at $1.97/share, vesting in three equal annual installments.","Eligible for annual cash retainer of $42,500 and annual option grants of 125,000 shares starting in 2024."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-23-066396","json":"https://secwatch.observer/filing/0000950170-23-066396.json","markdown":"https://secwatch.observer/filing/0000950170-23-066396.md","text":"https://secwatch.observer/filing/0000950170-23-066396.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/886744/000095017023066396/0000950170-23-066396-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/886744/000095017023066396/gern-20231126.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T21:16:26.768401+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"2a1fca1468","claim":"Gaurav Aggarwal was appointed as Director at GERON CORP.","evidence_excerpt":"appointed Gaurav Aggarwal, M.D. to the Board, effective immediately, as a Class III Board member with a term expiring at the Company’s 2026 annual meeting of stockholders.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/886744/000095017023066396/0000950170-23-066396-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}